For frame of reference, here's a list of what can be found in cigarette smoke:
    *  Acetanisole,
    * Acetic Acid,
    * Acetoin,
    * Acetophenone,
    * 6-Acetoxydihydrotheaspirane,
    * 2-Acetyl-3- Ethylpyrazine,
    * 2-Acetyl-5-Methylfuran,
    * Acetylpyrazine,
    * 2-Acetylpyridine,
    * 3-Acetylpyridine,
    * 2-Acetylthiazole,
    * Aconitic Acid,
    * dl-Alanine,
    * Oleoresin,
    * And Oil,
    * Allyl Hexanoate,
    * Allyl Ionone,
    * Almond Bitter Oil,
    * Ambergris Tincture,
    * Ammonia,
    * Ammonium Bicarbonate,
    * Ammonium Hydroxide,
    * Ammonium Phosphate Dibasic,
    * Ammonium Sulfide,
    * Amyl Alcohol,
    * Amyl Butyrate,
    * Amyl Formate,
    * Amyl Octanoate,
    * alpha-Amylcinnamaldehyde,
    * Amyris Oil,
    * trans-Anethole,
    * Angelica Root Extract, Oil and Seed Oil,
    * Anise,
    * Anise Star, Extract and Oils,
    * Anisyl Acetate,
    * Anisyl Alcohol,
    * Anisyl Formate,
    * Anisyl Phenylacetate,
    * Apple Juice Concentrate, Extract, and Skins,
    * Apricot Extract and Juice Concentrate,
    * 1-Arginine,
    * Asafetida Fluid Extract And Oil,
    * Ascorbic Acid,
    * 1-Asparagine Monohydrate,
    * 1-Aspartic Acid,
    * Balsam Peru and Oil,
    * Basil Oil,
    * Bay Leaf, Oil and Sweet Oil,
    * Beeswax White,
    * Beet Juice Concentrate,
    * Benzaldehyde,
    * Benzaldehyde Glyceryl Acetal,
    * Benzoic Acid, Benzoin,
    * Benzoin Resin,
    * Benzophenone,
    * Benzyl Alcohol,
    * Benzyl Benzoate,
    * Benzyl Butyrate,
    * Benzyl Cinnamate,
    * Benzyl Propionate,
    * Benzyl Salicylate,
    * Bergamot Oil,
    * Bisabolene,
    * Black Currant Buds Absolute,
    * Borneol,
    * Bornyl Acetate,
    * Buchu Leaf Oil,
    * 1,3-Butanediol,
    * 2,3-Butanedione,
    * 1-Butanol,
    * 2-Butanone,
    * 4(2-Butenylidene)-3,5,5-Trimethyl-2-Cyclohexen-1-One,
    * Butter, Butter Esters, and Butter Oil,
    * Butyl Acetate,
    * Butyl Butyrate,
    * Butyl Butyryl Lactate,
    * Butyl Isovalerate,
    * Butyl Phenylacetate,
    * Butyl Undecylenate,
    * 3-Butylidenephthalide,
    * Butyric Acid,
    * Cadinene,
    * Caffeine,
    * Calcium Carbonate,
    * Camphene,
    * Cananga Oil,
    * Capsicum Oleoresin,
    * Caramel Color,
    * Caraway Oil,
    * Carbon Dioxide,
    * Cardamom Oleoresin, Extract, Seed Oil, and Powder,
    * Carob Bean and Extract,
    * beta-Carotene,
    * Carrot Oil,
    * Carvacrol,
    * 4-Carvomenthenol,
    * 1-Carvone,
    * beta-Caryophyllene,
    * beta-Caryophyllene Oxide,
    * Cascarilla Oil and Bark Extract,
    * Cassia Bark Oil,
    * Cassie Absolute and Oil,
    * Castoreum Extract, Tincture and Absolute,
    * Cedar Leaf Oil,
    * Cedarwood Oil Terpenes and Virginiana,
    * Cedrol,
    * Celery Seed Extract, Solid, Oil, And Oleoresin,
    * Cellulose Fiber,
    * Chamomile Flower Oil And Extract,
    * Chicory Extract,
    * Chocolate,
    * Cinnamaldehyde,
    * Cinnamic Acid,
    * Cinnamon Leaf Oil, Bark Oil, and Extract,
    * Cinnamyl Acetate,
    * Cinnamyl Alcohol,
    * Cinnamyl Cinnamate,
    * Cinnamyl Isovalerate,
    * Cinnamyl Propionate,
    * Citral,
    * Citric Acid,
    * Citronella Oil,
    * dl-Citronellol,
    * Citronellyl Butyrate,
    * Citronellyl Isobutyrate,
    * Civet Absolute,
    * Clary Oil,
    * Clover Tops, Red Solid Extract,
    * Cocoa,
    * Cocoa Shells, Extract, Distillate And Powder,
    * Coconut Oil,
    * Coffee,
    * Cognac White and Green Oil,
    * Copaiba Oil,
    * Coriander Extract and Oil,
    * Corn Oil,
    * Corn Silk,
    * Costus Root Oil,
    * Cubeb Oil,
    * Cuminaldehyde,
    * para-Cymene,
    * 1-Cysteine,
    * Dandelion Root Solid Extract,
    * Davana Oil,
    * 2-trans, 4-trans-Decadienal,
    * delta-Decalactone,
    * gamma-Decalactone,
    * Decanal,
    * Decanoic Acid,
    * 1-Decanol,
    * 2-Decenal,
    * Dehydromenthofurolactone,
    * Diethyl Malonate,
    * Diethyl Sebacate,
    * 2,3-Diethylpyrazine,
    * Dihydro Anethole,
    * 5,7-Dihydro-2-Methylthieno(3,4-D) Pyrimidine,
    * Dill Seed Oil and Extract,
    * meta-Dimethoxybenzene,
    * para-Dimethoxybenzene,
    * 2,6-Dimethoxyphenol,
    * Dimethyl Succinate,
    * 3,4-Dimethyl-1,2-Cyclopentanedione,
    * 3,5- Dimethyl-1,2-Cyclopentanedione,
    * 3,7-Dimethyl-1,3,6-Octatriene,
    * 4,5-Dimethyl-3-Hydroxy-2,5-Dihydrofuran-2-One,
    * 6,10-Dimethyl-5,9-Undecadien-2-One,
    * 3,7-Dimethyl-6-Octenoic Acid,
    * 2,4-Dimethylacetophenone,
    * alpha,para-Dimethylbenzyl Alcohol,
    * alpha,alpha-Dimethylphenethyl Acetate,
    * alpha,alpha Dimethylphenethyl Butyrate,
    * 2,3-Dimethylpyrazine,
    * 2,5-Dimethylpyrazine,
    * 2,6-Dimethylpyrazine,
    * Dimethyltetrahydrobenzofuranone,
    * delta-Dodecalactone,
    * gamma-Dodecalactone,
    * para-Ethoxybenzaldehyde,
    * Ethyl 10-Undecenoate,
    * Ethyl 2-Methylbutyrate,
    * Ethyl Acetate,
    * Ethyl Acetoacetate,
    * Ethyl Alcohol,
    * Ethyl Benzoate,
    * Ethyl Butyrate,
    * Ethyl Cinnamate,
    * Ethyl Decanoate,
    * Ethyl Fenchol,
    * Ethyl Furoate,
    * Ethyl Heptanoate,
    * Ethyl Hexanoate,
    * Ethyl Isovalerate,
    * Ethyl Lactate,
    * Ethyl Laurate,
    * Ethyl Levulinate,
    * Ethyl Maltol,
    * Ethyl Methyl Phenylglycidate,
    * Ethyl Myristate,
    * Ethyl Nonanoate,
    * Ethyl Octadecanoate,
    * Ethyl Octanoate,
    * Ethyl Oleate,
    * Ethyl Palmitate,
    * Ethyl Phenylacetate,
    * Ethyl Propionate,
    * Ethyl Salicylate,
    * Ethyl trans-2-Butenoate,
    * Ethyl Valerate,
    * Ethyl Vanillin,
    * 2-Ethyl (or Methyl)-(3,5 and 6)-Methoxypyrazine,
    * 2-Ethyl-1-Hexanol, 3-Ethyl -2 -Hydroxy-2-Cyclopenten-1-One,
    * 2-Ethyl-3, (5 or 6)-Dimethylpyrazine,
    * 5-Ethyl-3-Hydroxy-4-Methyl-2(5H)-Furanone,
    * 2-Ethyl-3-Methylpyrazine,
    * 4-Ethylbenzaldehyde,
    * 4-Ethylguaiacol,
    * para-Ethylphenol,
    * 3-Ethylpyridine,
    * Eucalyptol,
    * Farnesol,
    * D-Fenchone,
    * Fennel Sweet Oil,
    * Fenugreek, Extract, Resin, and Absolute,
    * Fig Juice Concentrate,
    * Food Starch Modified,
    * Furfuryl Mercaptan,
    * 4-(2-Furyl)-3-Buten-2-One,
    * Galbanum Oil,
    * Genet Absolute,
    * Gentian Root Extract,
    * Geraniol,
    * Geranyl Acetate,
    * Geranyl Butyrate,
    * Geranyl Formate,
    * Geranyl Isovalerate,
    * Geranyl Phenylacetate,
    * 1-Glutamic Acid,
 This is as far as I can get with the word count. There are almost 600 possible chemicals in it.